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Message-ID: <feb77bdc-512a-4f59-8a9e-1dc7751a2fa7@kernel.dk>
Date: Fri, 6 Sep 2024 08:31:23 -0600
From: Jens Axboe <axboe@...nel.dk>
To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
 linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Mike Galbraith <umgwanakikbuti@...il.com>,
 Minchan Kim <minchan@...nel.org>,
 Sergey Senozhatsky <senozhatsky@...omium.org>,
 Thomas Gleixner <tglx@...utronix.de>,
 Alexander Lobakin <aleksander.lobakin@...el.com>
Subject: Re: [PATCH v4 0/3] zram: Replace bit spinlocks with a spinlock_t.

On 9/6/24 8:14 AM, Sebastian Andrzej Siewior wrote:
> Hi,
> 
> this is follow up to the previous posting, making the lock
> unconditionally. The original problem with bit spinlock is that it
> disabled preemption and the following operations (within the atomic
> section) perform operations that may sleep on PREEMPT_RT. Mike expressed
> that he would like to keep using zram on PREEMPT_RT.

Looks good to me:

Reviewed-by: Jens Axboe <axboe@...nel.dk>

-- 
Jens Axboe



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